/*
 * jETeL/CloverETL - Java based ETL application framework.
 * Copyright (c) Javlin, a.s. (info@cloveretl.com)
 *  
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package org.jetel.graph.runtime;

/**
 * Clover engine supports two possible execution types.
 * Multiple thread execution is default type of graph execution (see {@link WatchDog})
 * and single thread execution which is managed by {@link SingleThreadWatchDog}.
 * 
 * @author Kokon (info@cloveretl.com)
 *         (c) Javlin, a.s. (www.cloveretl.com)
 *
 * @created 17.6.2013
 */
public enum ExecutionType {

	/**
	 * This graph execution type is managed by {@link WatchDog}. Each component is performed by a single thread.
	 */
	MULTI_THREAD_EXECUTION("multiThreadExecution"),
	/**
	 * This graph execution type is managed by {@link SingleThreadWatchDog}. Whole graph transformation
	 * is performed by a single thread.
	 */
	SINGLE_THREAD_EXECUTION("singleThreadExecution");
	
	private String id;
	
	private ExecutionType(String id) {
		this.id = id;
	}
	
	public String getId() {
		return id;
	}
	
	@Override
	public String toString() {
		return id;
	}
}
